Class: AppCommand::SSH

Inherits:
Convoy::ActionCommand::Base
  • Object
show all
Defined in:
lib/routes/ssh.rb

Constant Summary collapse

CONFIGURATION_PREFIX = 
'ssh_'

Instance Method Summary collapse

Instance Method Details

#execute ⇒ Object 



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# File 'lib/routes/ssh.rb', line 7

def execute

    @opts = command_options
    @args = arguments

    opts_validate
    opts_routing

end

#opts_routing ⇒ Object 



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# File 'lib/routes/ssh.rb', line 62

def opts_routing

    ssh_into_server

end

#opts_validate ⇒ Object 



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# File 'lib/routes/ssh.rb', line 17

def opts_validate

    if @args[0].nil?
        App::Terminal::error('You must specify what server you want to SSH into', "This must be specified in: #{App::Terminal::format_directory(ConfigUnique::CONFIG_FILE)}", true)
    end

    if @args[0] =~ /\Assh_\S+\z/i
        config_param = @args[0]
    else
        config_param = "#{CONFIGURATION_PREFIX}#{@args[0]}"
    end

    unless App::Config::param_exists(config_param)
        App::Terminal::error('Invalid Config Parameter', "The #{App::Terminal::format_highlight('config parameter')} #{App::Terminal::format_invalid(config_param)} doesn't exist in: #{App::Terminal::format_directory(ConfigUnique::CONFIG_FILE)}", true)
    end

    ssh_parts = App::Config.param(config_param).split('|')

    @ssh_user = ssh_parts[0]
    @ssh_host = ssh_parts[1]
    @ssh_cert = ssh_parts[2].to_s.strip.length == 0 ? nil : ssh_parts[2]

    help_message = [
        "The file: #{App::Terminal::format_directory(ConfigUnique::CONFIG_FILE)} must contain a line similar to the following:",
        nil,
        'ssh_ec2=ec2-user|ec2-XX-XX-XX-XX.eu-west-1.compute.amazonaws.com|~/.ssh/pem-key.pem',
        'ssh_ec2=ec2-user|ec2-XX-XX-XX-XX.eu-west-1.compute.amazonaws.com',
    ]

    if @ssh_user.nil? || @ssh_user == ''
        App::Terminal::error("SSH #{App::Terminal::format_highlight('user')} required", help_message, true)
    end

    if @ssh_host.nil? || @ssh_host == ''
        App::Terminal::error("SSH #{App::Terminal::format_highlight('host')} required", help_message, true)
    end

    unless @ssh_cert.nil?
        unless App::UtilsFiles::file_exists(File.expand_path(@ssh_cert))
            App::Terminal::error("PEM key not found: #{App::Terminal::format_directory(@ssh_cert)}")
        end
    end

end

#ssh_into_server ⇒ Object 



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# File 'lib/routes/ssh.rb', line 68

def ssh_into_server

    if @ssh_cert.nil?
        App::Terminal::command("ssh #{@ssh_user}@#{@ssh_host}", nil, false, false)
    else
        App::Terminal::command("ssh -i #{@ssh_cert} #{@ssh_user}@#{@ssh_host}", nil, false, false)
    end

end